Google Docs - Create a new document and edit with others at the same time -- from your computer, phone or tablet. Get stuff done with or without an internet connection. Use Docs to edit Word files. Free from Google.
DigitalChalk - Online Training Software and Learning Management System (LMS)
Adobe Acrobat DC - Make your job easier with Adobe Acrobat DC, the trusted PDF creator. Use Acrobat to convert, edit and sign PDF files at your desk or on the go.
Workplace by Facebook - Connect everyone in your company and turn ideas into action.
Wondershare PDFelement - All-in-one PDF editor
Onehub - Onehub helps businesses securely share and control files in the cloud.